Asolution is prepared by mixing 100.0 ml of 1.0 3 1022 mpb(no3)2 and 100.0 ml of 1.0 3 1023 m naf. will pbf2(s)(ksp 5 4 3 1028) precipitate?

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.